13405436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1531}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 25737600

約数和(自身を除く): 12332164

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 1531, 2189, 3062, 4378, 6124, 8756, 16841, 33682, 67364, 304669, 609338, 1218676, 3351359, 6702718, 13405436]

約数ペア:

[(1, 13405436), (2, 6702718), (4, 3351359), (11, 1218676), (22, 609338), (44, 304669), (199, 67364), (398, 33682), (796, 16841), (1531, 8756), (2189, 6124), (3062, 4378)]